Perform the indicated operation. Assume that all variables represent positive numbers.(9
+ 2 )(
- 5)
A. 9x - 43
+ 10
B. 9x + 43
- 10
C. 9x + 47
- 10
D. 9x - 43
- 10
Answer: D
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Find the APR to the nearest 0.5%. Use the Annual Percentage Rate table if necessary.
Amount financed: $7200Monthly payment: $167.45Number of payments: 48
A. 6.0% B. 6.5% C. 5.5% D. 7.0%
Solve the system of equations graphically. If the system does not have a single ordered pair as a solution, state whether the system is inconsistent of dependent. 4x + y = 28x + 2y = 4
A. No solution, inconsistent
B. Infinitely many solutions, dependent
C. (0, 2)
D. (5, -2)
Solve the problem.The air speed of an airplane is 600 km/hr and its angle of climb is 6.48°. What is its ground speed (to the nearest km/hr)?
A. 596 km/hr B. 581 km/hr C. 591 km/hr D. 586 km/hr
Solve the system of equations using Cramer's rule.-4x - y + 7z = 24-4x + 5y + 7z = 78 -5x - 5y + z = -58
A. (4, 7, 9) B. (4, -9, 7) C. (-4, 9, 8) D. (4, 9, 7)